1. Bluetooth version: 5.3 2. Music playback time: about 8H 3. Connection distance: about 10 meters 4. Headphone battery capacity: 60mAh 5. Charging time: about 1.5H 6. Charging compartment battery capacity: 400mAh 7. Charging interface: Type-C 8. Call time: about 7h 9. Ear-hook type wear, not easy to fall off when shaking wildly 10. Open and not in the ear, easy to listen to, breathable and not stuffy 11. Bluetooth 5.3, low noise floor, low power consumption, stable transmission 12. Shocking sound quality, three-dimensional surround sound effect
